Mederek Side Effects
Generic Name: yohimbine
Note: This document contains side effect information about yohimbine. Some of the dosage forms listed on this page may not apply to the brand name Mederek.
Applies to yohimbine: compounding powder, oral tablet
Cardiovascular side effects have included elevation in blood pressure and increase in heart rate.[Ref]
Dermatologic side effects have included skin flushing reported with oral administration.[Ref]
A severe case of Raynaud's phenomenon has been reported in a 65-year-old man diagnosed with CREST syndrome (calcinosis, Raynaud's phenomenon, esophageal dysfunction, sclerodactyly, and telangiectasia). Painful episodes which affected all toes and fingers and his penis lasted 10 to 15 minutes and were relieved with heat. Symptoms resolved slowly over time upon discontinuation of yohimbine (the active ingredient contained in Mederek) Upon rechallenge with yohimbine, the patient developed more severe Raynaud's phenomenon.[Ref]
1. "Product Information. Yocon (yohimbine)." Glenwood Inc, Tenafly, NJ.
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Some side effects may not be reported. You may report them to the FDA.